Chess South Africa
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Chess South Africa
Van Der Walt, I (Ivan)
Dob:
2004/02/29 (Adult)
Gender:
Male
Chess SA id:
104054569
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2018/01/12 (2509 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
819.4
Current Weighted rating
819.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
819.4
Current highest rating achieved
902.0
Current floor (min rating allowed)
500.0
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±285.2
Current Raw change used (final)
0.0
Projected new Raw rating
819.4
Projected new Weighed rating
753.8
Projected new Weighted performance
65.7
Projected new final Raw rating (if new WP > new Raw)
819.4
Projected new highest rating
902.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
819.4
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
823.4
Current Weighted rating
823.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
823.4
Current highest rating achieved
902.0
Current floor (min rating allowed)
500.0
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±283.6
Current Raw change used (final)
0.0
Projected new Raw rating
823.4
Projected new Weighed rating
757.5
Projected new Weighted performance
41.9
Projected new final Raw rating (if new WP > new Raw)
823.4
Projected new highest rating
902.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
823.4
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
793.4
Current Weighted rating
793.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
793.4
Current highest rating achieved
902.0
Current floor (min rating allowed)
500.0
Current K-factor
40
s
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±295.9
Current Raw change used (final)
0.0
Projected new Raw rating
793.4
Projected new Weighed rating
729.9
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
902.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
793.4
Projected effective change (new Official - current Official)
=0.0
Raw rating
=Current rating,
Weighted rating (WR)
=Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Current Raw rating
780.7
Current Weighted rating
777.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
780.7
Current highest rating achieved
902.0
Current floor (min rating allowed)
500.0
Current K-factor
40
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±301.3
Current Raw change used (final)
0.0
Projected new Raw rating
780.7
Projected new Weighed rating
715.7
Projected new Weighted performance
33.1
Projected new final Raw rating (if new WP > new Raw)
780.7
Projected new highest rating
902.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
780.7
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
South African Junior Wildcard Championships 2017 (U14 Open)
2018/01/09
2018/01/12
4 Knights (4K)
Standard
120
1.00
7
7
3.0
793.4
793.4
Analysis
1
South African Junior Blitz 2017 Championships (B)
2018/01/07
2018/01/07
4 Knights (4K)
Blitz
5
0.18
7
6
2.5
793.4
793.4
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Standard
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
5
1
7
5.5
42.3
-65.4
875.4
810.0
White
7
2
1
4
2.5
35.7
-121.4
964.0
842.6
Black
6
3
0
3
3.0
50.0
0.0
772.0
772.0
Standard
All
7
3
0
4
3.0
42.9
-60.7
952.9
892.2
White
4
1
0
3
1.0
25.0
-212.5
1058.0
845.5
Black
3
2
0
1
2.0
66.7
141.7
812.7
954.4
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
6
2
1
3
2.5
41.7
-70.8
785.0
714.2
White
3
1
1
1
1.5
50.0
0.0
838.8
838.8
Black
3
1
0
2
1.0
33.3
-141.7
731.2
589.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
104087683
Botha, JL (Johannes)
1
1.0
1
0
0
100.0
793.4
425.0
1218.4
View list
2
105055266
Van Den Berg, R (Rynhardt)
1
1.0
1
0
0
100.0
793.4
425.0
1218.4
View list
3
105089344
Serra Coelho, E (Ethan)
1
1.0
1
0
0
100.0
793.4
425.0
1218.4
View list
4
207087295
Meyson, T (Tharwah)
1
1.0
1
0
0
100.0
793.4
425.0
1218.4
View list
5
210088596
Louw, N (Nova)
1
1.0
1
0
0
100.0
793.4
425.0
1218.4
View list
6
102012111
Hay, L (Luke)
1
0.5
0
1
0
50.0
793.4
0.0
793.4
View list
7
101049925
Smit, N (Neil)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
8
105058538
Smit, D (Devon)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
9
103086025
Rencken, SJ (Samuel)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
10
105049483
Nair, M (Mayaskar)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
11
105045113
Msemburi, T (Theodore)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
12
104082857
Mecuur, L (Logan)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list
13
108086541
Louw, R (Raynor)
1
0.0
0
0
1
0.0
793.4
-425.0
368.4
View list